"use strict";
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var __values = (this && this.__values) || function(o) {
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var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
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if (m) return m.call(o);
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if (o && typeof o.length === "number") return {
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next: function () {
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if (o && i >= o.length) o = void 0;
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return { value: o && o[i++], done: !o };
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}
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};
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var System_1 = require("./System");
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var IllegalArgumentException_1 = require("../IllegalArgumentException");
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var ArrayIndexOutOfBoundsException_1 = require("../ArrayIndexOutOfBoundsException");
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var Arrays = /** @class */ (function () {
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function Arrays() {
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}
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/**
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* Assigns the specified int value to each element of the specified array
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* of ints.
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*
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* @param a the array to be filled
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* @param val the value to be stored in all elements of the array
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*/
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Arrays.fill = function (a, val) {
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for (var i = 0, len = a.length; i < len; i++)
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a[i] = val;
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};
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/**
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* Assigns the specified int value to each element of the specified
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* range of the specified array of ints. The range to be filled
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* extends from index {@code fromIndex}, inclusive, to index
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* {@code toIndex}, exclusive. (If {@code fromIndex==toIndex}, the
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* range to be filled is empty.)
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*
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* @param a the array to be filled
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* @param fromIndex the index of the first element (inclusive) to be
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* filled with the specified value
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* @param toIndex the index of the last element (exclusive) to be
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* filled with the specified value
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* @param val the value to be stored in all elements of the array
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* @throws IllegalArgumentException if {@code fromIndex > toIndex}
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* @throws ArrayIndexOutOfBoundsException if {@code fromIndex < 0} or
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* {@code toIndex > a.length}
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*/
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Arrays.fillWithin = function (a, fromIndex, toIndex, val) {
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Arrays.rangeCheck(a.length, fromIndex, toIndex);
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for (var i = fromIndex; i < toIndex; i++)
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a[i] = val;
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};
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/**
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* Checks that {@code fromIndex} and {@code toIndex} are in
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* the range and throws an exception if they aren't.
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*/
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Arrays.rangeCheck = function (arrayLength, fromIndex, toIndex) {
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if (fromIndex > toIndex) {
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throw new IllegalArgumentException_1.default('fromIndex(' + fromIndex + ') > toIndex(' + toIndex + ')');
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}
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if (fromIndex < 0) {
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throw new ArrayIndexOutOfBoundsException_1.default(fromIndex);
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}
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if (toIndex > arrayLength) {
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throw new ArrayIndexOutOfBoundsException_1.default(toIndex);
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}
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};
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Arrays.asList = function () {
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var args = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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args[_i] = arguments[_i];
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}
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return args;
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};
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Arrays.create = function (rows, cols, value) {
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var arr = Array.from({ length: rows });
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return arr.map(function (x) { return Array.from({ length: cols }).fill(value); });
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};
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Arrays.createInt32Array = function (rows, cols, value) {
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var arr = Array.from({ length: rows });
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return arr.map(function (x) { return Int32Array.from({ length: cols }).fill(value); });
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};
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Arrays.equals = function (first, second) {
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if (!first) {
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return false;
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}
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if (!second) {
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return false;
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}
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if (!first.length) {
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return false;
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}
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if (!second.length) {
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return false;
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}
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if (first.length !== second.length) {
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return false;
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}
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for (var i = 0, length_1 = first.length; i < length_1; i++) {
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if (first[i] !== second[i]) {
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return false;
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}
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}
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return true;
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};
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Arrays.hashCode = function (a) {
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var e_1, _a;
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if (a === null) {
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return 0;
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}
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var result = 1;
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try {
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for (var a_1 = __values(a), a_1_1 = a_1.next(); !a_1_1.done; a_1_1 = a_1.next()) {
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var element = a_1_1.value;
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result = 31 * result + element;
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (a_1_1 && !a_1_1.done && (_a = a_1.return)) _a.call(a_1);
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}
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finally { if (e_1) throw e_1.error; }
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}
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return result;
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};
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Arrays.fillUint8Array = function (a, value) {
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for (var i = 0; i !== a.length; i++) {
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a[i] = value;
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}
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};
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Arrays.copyOf = function (original, newLength) {
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return original.slice(0, newLength);
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};
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Arrays.copyOfUint8Array = function (original, newLength) {
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if (original.length <= newLength) {
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var newArray = new Uint8Array(newLength);
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newArray.set(original);
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return newArray;
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}
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return original.slice(0, newLength);
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};
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Arrays.copyOfRange = function (original, from, to) {
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var newLength = to - from;
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var copy = new Int32Array(newLength);
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System_1.default.arraycopy(original, from, copy, 0, newLength);
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return copy;
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};
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/*
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* Returns the index of of the element in a sorted array or (-n-1) where n is the insertion point
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* for the new element.
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* Parameters:
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* ar - A sorted array
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* el - An element to search for
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* comparator - A comparator function. The function takes two arguments: (a, b) and returns:
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* a negative number if a is less than b;
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* 0 if a is equal to b;
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* a positive number of a is greater than b.
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* The array may contain duplicate elements. If there are more than one equal elements in the array,
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* the returned value can be the index of any one of the equal elements.
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*
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* http://jsfiddle.net/aryzhov/pkfst550/
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*/
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Arrays.binarySearch = function (ar, el, comparator) {
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if (undefined === comparator) {
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comparator = Arrays.numberComparator;
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}
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var m = 0;
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var n = ar.length - 1;
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while (m <= n) {
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var k = (n + m) >> 1;
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var cmp = comparator(el, ar[k]);
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if (cmp > 0) {
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m = k + 1;
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}
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else if (cmp < 0) {
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n = k - 1;
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}
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else {
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return k;
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}
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}
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return -m - 1;
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};
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Arrays.numberComparator = function (a, b) {
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return a - b;
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};
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return Arrays;
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}());
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exports.default = Arrays;
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